Straight Rod Passing Through Curved Hole This was at the Science Museum in Valencia, Spain. An intriguing rod passing through a curved hole. Facebook Prev Article Next Article Videos Checkout these cool gadgets... Related Posts In This Taxi You Must Pedal to Get a Discount Rat Neurons Learn How To Fly A Plane Ever Seen a FireWorks Factory Explode? Kid Creates A Storm In Chemistry Class The Fake-British Ghost Town In China: Thames Town These RC Cars Racing Is Awesome to Watch